1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef OHOS_FORM_FWK_FORM_SYSTEMLOAD_LISTENER_H
17 #define OHOS_FORM_FWK_FORM_SYSTEMLOAD_LISTENER_H
18 
19 #ifdef RES_SCHEDULE_ENABLE
20 
21 #include <functional>
22 #include "res_sched_systemload_notifier_client.h"
23 
24 namespace OHOS {
25 namespace AppExecFwk {
26 class FormSystemloadListener : public ResourceSchedule::ResSchedSystemloadNotifierClient {
27 public:
28     using OnSystemloadLevelCb = std::function<void(int32_t)>;
29     FormSystemloadListener(OnSystemloadLevelCb callback);
30     virtual ~FormSystemloadListener() = default;
31     void OnSystemloadLevel(int32_t level) override;
32 private:
33     OnSystemloadLevelCb systemloadLevelCb_ = nullptr;
34 };
35 } // AppExecFwk
36 } // OHOS
37 
38 #endif // RES_SCHEDULE_ENABLE
39 
40 #endif // OHOS_FORM_FWK_FORM_SYSTEMLOAD_LISTENER_H